?Usage Note?Please put the device vertically (90°) on the skin during treatment, otherwise the light interface won't flash. And due to the working principle of IPL hair removal device, it is not suitable for those who have dark brown or black skin tone and those who have red, white or grey body hair. If you still have any questions about our product, please feel free to contact our customer service. ?3-in-1 Multifuction?Jitesy hair remover is versatile and practical, it is a IPL hair removal system, a facial hair remover for women and men, a bikini trimmer, and an ingrown hair treatment device. But besides that, it also has the function of skin rejuvenation (SR), and acne removal (RA), with 3 different features of HR, SR, RA combined into one, it is helpful for getting a smooth, flexible, and elastic skin. ?6 Adjustable Energy Levels & 2 Flash Modes?Our hair removal device offers 6 different energy levels to match your skin tone and sensitivity for the most effective results. The 6th gear can reach 11.7J energy, therefore we recommend applying the first energy level for the first use. It offers 2 different modes, the automatic mode with continuous light output is suitable for large areas, such as legs, arms, back, chest, while the manual mode is ideal for bikini like, armpits, face and lips. ?Sapphire Cooling System & 999,999 Flashes?Compared to normal device, which is hot, and painful to use, our IPL hair remover is designed with a sapphire ice cooling system, it is pain-free, and comfortably cold, the surface temperature of the interface can reach as low as 10? (50?). And with a more than 999,999 flashes capacity, it enables you to enjoy a comfortable and safe hair removal treatment for lifelong time. In this way, you can save thousands compared to treatment in beauty salons. ?Permanent IPL Hair Removal?Jitesy hair removal system adopts IPL (Intense Pulse Light) technology to break the cycle of hair regrowth. The pulse light can destroy the structure of hair follicles during the treatment, and can also cause the hair follicles to shrink and necrosis, so as to realize 80% hair removal in just 4 weeks. And after 8 weeks, you don't have to have regular treatment, just say goodbye to repeated treatment and unwanted hair growth, enjoy a flawlessly smooth skin.